Home / 886,948.16-1,223,961.12-505,029.44

Finding the Fourth Proportional to 886,948.16, 1,223,961.12 and 505,029.44

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Solution

The fourth proportional to 886,948.16, 1,223,961.12 and 505,029.44 is: 696,925.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,948.16 : 1,223,961.12 = 505,029.44 : x
  2. Step 2: Convert to fraction form
    886,948.16/1,223,961.12 = 505,029.44/x
  3. Step 3: Cross multiply
    886,948.16x = 1,223,961.12 × 505,029.44
  4. Step 4: Simplify right side
    886,948.16x = 618,136,399,015.37
  5. Step 5: Solve for x
    x = 618,136,399,015.37/886,948.16
  6. Step 6: Final answer
    x = 696,925.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.